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Dell MW844 PERC SAS 512MB PCIe 2.0 x8 Raid Controller
- SAS RAID controller for Dell servers.
- 512MB cache memory for improved I/O performance.
- PCIe 2.0 x8 interface for high-speed data transfer.
- Supports RAID levels 0, 1, 5, 6, 10, 50, 60.
- Provides data redundancy and fault tolerance.
- Designed for integration with Dell PowerEdge systems.
- Includes battery backup unit (BBU) for cache protection.
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Product Overview
The Dell MW844 PERC is a SAS RAID controller card featuring 512MB of cache memory and a PCIe 2.0 x8 interface. It is designed to enhance storage performance and data protection for Dell servers.
Technical Information
| RAID Controller Type | PERC |
| Cache Memory | 512MB |
| Interface | PCIe 2.0 x8 |
Additional Specifications
| SAS Support | Yes |
| RAID Levels Supported | 0, 1, 5, 6, 10, 50, 60 |
| Part Number | MW844 |
Product Description
The Dell MW844 PERC controller is a high-performance storage solution designed to boost the capabilities of Dell PowerEdge servers. It utilizes a PCIe 2.0 x8 interface, providing a substantial bandwidth for data transfer between the server and storage devices. The controller supports SAS (Serial Attached SCSI) connectivity, enabling it to manage high-speed SAS drives as well as SATA drives, offering flexibility in storage configurations. Equipped with 512MB of cache memory, the MW844 significantly accelerates read and write operations, reducing latency and improving the overall performance of storage-intensive applications. This cache is crucial for tasks such as database operations, virtualization, and large file transfers. To ensure data integrity during unexpected power interruptions, the controller typically includes a battery backup unit (BBU) that protects the data residing in the cache until power is restored. The controller supports a comprehensive range of RAID levels, including RAID 0, 1, 5, 6, 10, 50, and 60. This allows administrators to configure storage arrays that balance performance, data redundancy, and fault tolerance according to their specific needs. Whether it's for maximizing throughput with RAID 0 or ensuring high availability with RAID 10 or RAID 6, the Dell MW844 provides the flexibility and reliability required for demanding enterprise environments.
